Search results

  1. M

    NO ONE HOME ON Cylinder #1 1973 Mercury 50hp thunderbolt 500

    1973 mercury 50hp model 500 inline 4cylinder. Dual carb. Took boat to a shop. Had the carbs done, upper crank seal, fuel lines all the way back, water impeller and timing adjusted. Cost $680. Get the boat back and take it out for first time and it starts right up, idles great, at wide open...
  2. M

    Crank seal on 73 Mercury model 500 50hp

    Just bought this boat for $275 dollars with trailer and motor. It's got a 1973 Mercury 50hp model 500 outboard that runs on fullchoke but cuts out when taken off choke. Took it to a guy to repair, says it's got a bad crank seal. $500 to repair. is it worth fixing? Anything I should have him go...
  3. M

    Trying to find info on this outboard?!

    Just bought project boat few weeks ago. Trying to find information on this 50hp Mercury outboard. Serial number on mount plate is 35777735 matching stamped number on the block. Any help would be appreciated. Thanks!
  4. M

    Help! Larson all American project.

    Just picked up a late 60's maybe 70's era Larson All-American project boat serial 503216 model 51673. I can't find any information on this thing and am at a dead end here. I don't have a model year or nothing and need to find parts. Could use some help from the vintage Larson guys!! Thanks
  5. M

    76 Johnson 85hp TNT issues

    No movement in tilt and trim system when switch is pushed up or down. Pump head is hot to the touch and cables coming from battery are hot to tocuh. When the switch is pushed I hear a click from the solenoid and after holding the switch for a few seconds I hear a gulping sound coming from pump...
  6. M

    Ok to use muriatic acid to wash fiberglass trihull?

    Will this damage or weaken my hull? Muriatic acid deluted down with fresh water. i was told it removes water lines.
  7. M

    Using ether to start 76' johnson 85hp javelin?Ok?

    Just bought a 1976 glastron sportster T-166 with a 85hp johnson javelin outboard. The seller told me its cold blooded and needs a shot of ether to get to run on initial start. Usually not requiring it after warmed up. Now im no machanic but is this ok to do?
Top